Parts location

System diagram

2Gr-fe intake
Intake air control valveMeter Illumination does not Dim at Night
DESCRIPTION
Confirm that the vehicle is equipped with the optitron meter, then
check this circuit.
The combination meter assembly receives a auto dimmer signal from
the body ECU by the multiplex
communication line.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK MULTIP ...
Radio Receiver Communication Error
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
Enter the diagnostic mode
Press the preset switch "3" to change to "Detailed
Information Mode".
Identify the component shown by the sub-code.
HINT:
"190 (radio receiver) ...
Actuator Supply Voltage Circuit / Open
DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is
functioning properly. The output voltage is usually 0 V when the ignition switch
is turned off. If the output
voltage is higher than 7 volts when the ignition switch is turned ...